Primary schools in Tonj South County of Warrap State will start their Primary Leaving Certificate exams on Friday.
County Education Deputy Director Samuel Mayiik told Don Bosco Radio that the exams will take five days.
He urged all candidates to report to their centres ready for exams.
Mr Mayik said there are 363 candidates including 33 girls sitting for the Primary Leaving Certificate exams.
He urged all candidates to reach their centres early because time does not wait for them.
The Deputy Director advised the candidates to work hard without panicking.